UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6vlOVCHWUsyW6yUXpiJTob6f9GfgprVGMVvwgBH3Mgg=' 
WHERE 
  key_id = '94a79ab12bd9668a357074ecb462d4bf3313250d92bd3beb98c6e93c54687676' 
  AND (
    token = '6vlOVCHWUsyW6yUXpiJTob6f9GfgprVGMVvwgBH3Mgg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )